Finding the Fourth Proportional to 10,240,995.84, 15,361,303.68 and 3,057,400.32
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Solution
The fourth proportional to 10,240,995.84, 15,361,303.68 and 3,057,400.32 is: 4,586,043.73
Step by Step Solution
- Step 1: Write the proportion equation
10,240,995.84 : 15,361,303.68 = 3,057,400.32 : x - Step 2: Convert to fraction form
10,240,995.84/15,361,303.68 = 3,057,400.32/x - Step 3: Cross multiply
10,240,995.84x = 15,361,303.68 × 3,057,400.32 - Step 4: Simplify right side
10,240,995.84x = 46,965,654,786,849.17 - Step 5: Solve for x
x = 46,965,654,786,849.17/10,240,995.84 - Step 6: Final answer
x = 4,586,043.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.